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Chen SN, Liu KR, Tsai CB, Yang CH, Yang CM, Chen MS.Chen SN, et al. Among authors: chen ms.J Formos Med Assoc. 1993 Sep;92(9):823-8.J Formos Med Assoc. 1993.PMID: 7507372
Ho JD, Lee JS, Chen HC, Ho CL, Chen SN.Ho JD, et al. Among authors: chen hc, chen sn.Chang Gung Med J. 2003 Oct;26(10):745-53.Chang Gung Med J. 2003.PMID: 14717209Free article.
Wu WC, Yeh PT, Chen SN, Yang CM, Lai CC, Kuo HK.Wu WC, et al. Among authors: chen sn.Ophthalmology. 2011 Jan;118(1):176-83. doi: 10.1016/j.ophtha.2010.04.018. Epub 2010 Jul 29.Ophthalmology. 2011.PMID: 20673589